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A box-shaped wood stove has dimensions of 0.75 m x 1.2 m x 0.40 m an emissivity of 0.81, and a surface temperature of 210 degree C. Calculate its rate of radiation into the surrounding space. Please show all work.
suppose that 13 of all steel shafts produced by a certain process are nonconforming but can be reworked rather than
a tank has a volume of 0.35m3 and initially contains saturated vapor at 333 kpa. the valve is next opened and steam
management uses several capital budgeting methods in evaluating projects for possible investment. identify those
a scuba divers 2 cubic foot air tank is to be filled with air from a compressed air line at 120 psia and 100 degrees f.
a two-stage missile is fired vertically from rest with acceleration as shown in the graph. in 15 sec the first stage a
1. a box contains 5 green 6 red 2 yellow and 8 blue marbles. four marbles are drawn from the box at the same time.a
given the following prepare the entries that both the purchaser and seller should record for these transactions. assume
an open brayton cycle engine operates with a compressor-pressure ratio of 6 an inlet temperature of 20 c and inlet
toms wife dina owns a printing business in town. tom works in the accounts payable department of jiffy lube company.
a charge of 18 nc is uniformly distributed along a straight rod of length 3.0 m that is bent into a circular arc with a
A water hose is used to fill a large cylindrical tank of diameter D and height 2D. For what range of launch speeds will the water enter the tank
A shopper in a supermarket pushes a cart with a force of 37.5 N directed at an angle of 17.0° downward from the horizontal. Find the work done by the shopper on the cart as he moves down an aisle 45.0 m long
A 1.85m diameter wagon wheel makes one revolution in 3.45s. What is the tangential speed of a point in it's rim
A motorcyclist intends to perform a stunt in which he jumps a river 25 meters wide. The motorcyclist must jump from a cliff on one side to a cliff 20 meters lower on the other side. How far will he travel in a horizontal direction
The angular speed of a propeller on a boat increases with constantacceleration from 10.9 rad/s to 24.0 rad/s in 2.20 revolutions. What is the acceleration of the propeller
an elevator is moving upward at a constant speed of 4ms. a man standing 10m above the top of the elevator throws a ball
A certain type of molecule has an excited energy states, plus the minimum energy ground state. what is the energy of the ground state
A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 40 at 20°C. what is the temperature coefficient of resistivity
Two objects of masses m1=0.56 kg and m2=0.88 kg are placed on a horizontal frictionless surface and a compressed spring of spring constant k=280 N/m is placed between them. find the final velocity of each object
A source of sound waves of frequency 0.4 kHz is stationary. What is the observed frequency if the observer moves toward the source
A weightlifter lifts 50 kg a total vertical distance of 0.28 m at a constant speed in 1.00 seconds. What power was exerted
Find out the type of mirror and how far the object is
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